Desert lizard Arabian toad headed agama (Phrynocephalus arabicus) with fringes of long scales around the eyes to keep out sand grains in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013

Desert lizard Arabian toad headed agama (Phrynocephalus arabicus) standing on extended legs to limit contact with hot sand in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013

Desert lizard Arabian toad headed agama (Phrynocephalus arabicus) with raised tail used for visual signals in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013

Frightened desert lizard Arabian toad headed agama (Phrynocephalus arabicus) changing coloration of its scales to grey and yellow in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013

Desert plant of aster family with yellow flowers Pulicaria undulata (Kootkaat, Rabool, Rabl, Rabd, Ghobbeira, Ghobbayra-a, Shaay gabali) in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013